21304800008

素因数分解:

$2^3\times {\mathrm{13381}}^1\times {\mathrm{199021}}^1$

素因数の和:212408

約数の個数: 16

約数和(自身を含む): 39949686060

約数和(自身を除く): 18644886052

約数列:

[1, 2, 4, 8, 13381, 26762, 53524, 107048, 199021, 398042, 796084, 1592168, 2663100001, 5326200002, 10652400004, 21304800008]

約数ペア:

[(1, 21304800008), (2, 10652400004), (4, 5326200002), (8, 2663100001), (13381, 1592168), (26762, 796084), (53524, 398042), (107048, 199021)]